When someone knocks on the bathroom door thinking you are taking a shit when you are jacking off instead. You hurry up because you know they are waiting to use the bathroom.
v. A variant of fisting in which you wank yourself inside a partner’s orifice as you’re fisting. Chiefly a gay anal sex practice involving the motion simultaneouslystimulating the fistee’s prostate, but can also be vaginal.
“Fisting Robin was getting me harder and hornier, so I slipped it in and fisturbated”